Home / 150,725.28-226,126.80-67,651.68

Finding the Fourth Proportional to 150,725.28, 226,126.80 and 67,651.68

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Solution

The fourth proportional to 150,725.28, 226,126.80 and 67,651.68 is: 101,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,725.28 : 226,126.80 = 67,651.68 : x
  2. Step 2: Convert to fraction form
    150,725.28/226,126.80 = 67,651.68/x
  3. Step 3: Cross multiply
    150,725.28x = 226,126.80 × 67,651.68
  4. Step 4: Simplify right side
    150,725.28x = 15,297,857,913.02
  5. Step 5: Solve for x
    x = 15,297,857,913.02/150,725.28
  6. Step 6: Final answer
    x = 101,494.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.